An unauthorized health product SX Male Enhancement, promoted as a male enhancement herbal supplement, has been found to contain undeclared acetildenafil, a substance similar to the prescription medication, sildenafil, and may pose serious and potentially life-threatening health risks, particularly to people with heart problems. Prescription medications should be taken under the supervision of healthcare practitioners. SX Male Enhancement was being distributed across Canada by Lockerroom.net Marketing Inc., headquarted in Delta, British Columbia. Health Canada has not received any reports of adverse reactions in Canada associated with the use of SX Male Enhancement.